<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
    p{
        /* 背景颜色 */
        background: pink;
        /* 文本对齐方向 */
        text-align: center;
        /* 行高 */
        height: 100px;
        line-height: 100px;
        /* 字体颜色 */
        color:white;

    }
    </style>
</head>
<body>
    <p >hello world</p>
</body>
</html>